Dell Latitude 3420 (P144G001) Display Cable Removal Tutorial

By on December 7, 2021 · 9:27 pm
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In this Dell laptop tutorial we are going to show you how to install and replace the Display Cable on your Latitude 3420 laptop. These installation instructions have be made into 10 easy to follow printable steps. We have also create a video tutorial that shows you how to install your Latitude 3420 Display Cable.

Before you begin

Please take the time read the following safety guidelines when working on static sensitive electrical components.
Dell repair manual service precautions

Tools needed for this laptop repair

  • 1 x small phillips head screwdriver
  • 1 x small plastic scribe
Latitude 3420 Screen Cable

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Latitude 3420 Display Cable

Video tutorial repair manual



Installation and Removal Instructions
Latitude 3420 Display Cable

Unscrew and remove Bottom Base (8 X captive screws).

Step 1

  • Unscrew and remove Bottom Base (8 X captive screws).
Unscrew and remove Bottom Base (8 X captive screws).Unscrew and remove Bottom Base (8 X captive screws).Unscrew and remove Bottom Base (8 X captive screws).
Unscrew and disconnect Battery (3 x M2 x 3mm).

Step 2

  • Unscrew and disconnect Battery (3 x M2 x 3mm).
Unscrew and disconnect Battery (3 x M2 x 3mm).Unscrew and disconnect Battery (3 x M2 x 3mm).Unscrew and disconnect Battery (3 x M2 x 3mm).
Unscrew bracket and disconnect WLAN Card (1 x M2 x 3mm).

Step 3

  • Unscrew bracket and disconnect WLAN Card (1 x M2 x 3mm).
Unscrew bracket and disconnect WLAN Card (1 x M2 x 3mm).Unscrew bracket and disconnect WLAN Card (1 x M2 x 3mm).Unscrew bracket and disconnect WLAN Card (1 x M2 x 3mm).Unscrew bracket and disconnect WLAN Card (1 x M2 x 3mm).
Disconnect display cable.

Step 4

  • Disconnect display cable.
Disconnect display cable.Disconnect display cable.
Unscrew and lift Right Hinge (1 x M2.5 x 4mm) (1 x

Step 5

Unscrew and lift Right Hinge (1 x M2.5 x 4mm) (1 x Unscrew and lift Right Hinge (1 x M2.5 x 4mm) (1 x Unscrew and lift Right Hinge (1 x M2.5 x 4mm) (1 x
Unscrew and lift left hinge (2 x M2.5 x 5mm) (1 x

Step 6

Unscrew and lift left hinge (2 x M2.5 x 5mm) (1 x Unscrew and lift left hinge (2 x M2.5 x 5mm) (1 x Unscrew and lift left hinge (2 x M2.5 x 5mm) (1 x
Separate Display Assembly from Palmrest.

Step 7

  • Separate Display Assembly from Palmrest.
Carefully pry apart and remove Bezel.

Step 8

  • Carefully pry apart and remove Bezel.
Carefully pry apart and remove Bezel.Carefully pry apart and remove Bezel.
Unscrew then turn over and disconnect LCD Panel (6 x M2.5 x 3mm wafer) (2 x

Step 9

Unscrew then turn over and disconnect LCD Panel (6 x M2.5 x 3mm wafer) (2 x Unscrew then turn over and disconnect LCD Panel (6 x M2.5 x 3mm wafer) (2 x Unscrew then turn over and disconnect LCD Panel (6 x M2.5 x 3mm wafer) (2 x
Disconnect and remove Display Cable.

Step 10

  • Disconnect and remove Display Cable.
Disconnect and remove Display Cable.Disconnect and remove Display Cable.
Latitude 3420 Screen Cable

Dell Laptop Replacement Parts Needed

2KP4R Image
Eligible for $5.00 Economy Shipping.
Only 3 left in stock - order soon.
2935X Image
Eligible for $5.00 Economy Shipping.
Only 2 left in stock - order soon.
3NVYX Image
Eligible for $5.00 Economy Shipping.
Only 2 left in stock - order soon.
DIY Discount - Parts-People.com offers 5% off to all DO-IT-YOURSELFERS!
Use this coupon code to save 5% off these parts
DIYM514
Latitude 3420 Display Cable

Topics: Dell Latitude Repair Manuals Dell Laptop Repair Dell Repair Manuals Display Cable Latitude 3420

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